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13270313148 = 2231105859429
BaseRepresentation
bin11000101101111100…
…01110100010111100
31021020211102202101120
430112332032202330
5204134200010043
610032444510540
7646564541421
oct142676164274
937224382346
1013270313148
11569a822754
1226a424b450
1313363a7201
148dc611d48
1552a049983
hex316f8e8bc

13270313148 has 12 divisors (see below), whose sum is σ = 30964064040. Its totient is φ = 4423437712.

The previous prime is 13270313143. The next prime is 13270313159. The reversal of 13270313148 is 84131307231.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×132703131482 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13270313143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 552929703 + ... + 552929726.

It is an arithmetic number, because the mean of its divisors is an integer number (2580338670).

Almost surely, 213270313148 is an apocalyptic number.

It is an amenable number.

13270313148 is an abundant number, since it is smaller than the sum of its proper divisors (17693750892).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13270313148 is a wasteful number, since it uses less digits than its factorization.

13270313148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1105859436 (or 1105859434 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 33.

The spelling of 13270313148 in words is "thirteen billion, two hundred seventy million, three hundred thirteen thousand, one hundred forty-eight".

Divisors: 1 2 3 4 6 12 1105859429 2211718858 3317578287 4423437716 6635156574 13270313148